CN103035923B - Low-temperature-resistant storage battery internally formed lead plaster - Google Patents
Low-temperature-resistant storage battery internally formed lead plaster Download PDFInfo
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- CN103035923B CN103035923B CN201210551944.9A CN201210551944A CN103035923B CN 103035923 B CN103035923 B CN 103035923B CN 201210551944 A CN201210551944 A CN 201210551944A CN 103035923 B CN103035923 B CN 103035923B
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- deionized water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a low-temperature-resistant storage battery internally formed lead plaster. The low-temperature-resistant storage battery internally formed lead plaster consists of a positive electrode lead plaster and a negative electrode lead plaster, wherein based on the mass of lead powder of the positive electrode lead plaster, the positive electrode lead plaster comprises the following chemical components in percentage by mass: 6.8 to 8 percent of dilute sulfuric acid, 10 to 11 percent of deionized water, 0.1 to 0.3 percent of colloidal graphite, 0.06 to 0.2 percent of tin oxide, 0.03 to 0.08 percent of bismuth trioxide and 0.07 to 0.11 percent of polyester staple fiber; and based on the mass of lead powder of the negative electrode lead plaster, the negative electrode lead plaster comprises the following chemical components in percentage by mass: 6.8 to 8.7 percent of dilute sulfuric acid, 9 to 11 percent of deionized water, 1.0 to 1.3 percent of barium sulfate, 0.2 to 0.5 percent of acetylene carbon black, 0.2 to 0.6 percent of lignin sodium sulfonate, 0.20 to 0.50 percent of humic acid and 0.08 to 0.12 percent of polyester staple fiber. By the methods of improving the formula of the lead plaster, the proportion of electrolyte, the weight ratio of positive electrode active substances to negative electrode active substances and the like, the battery is more suitable for the northern environment, so that the life of the battery is prolonged.
Description
Technical field
The present invention relates to a kind of storage battery that is applicable to northern low temp area and be internalized into lead plaster.
Background technology
Along with electric bicycle on market, battery-operated motor cycle, the increase day by day of electro-tricycle quantity and the popularization of range of application, to the demand of each model electromobile battery in increase sharply, the number of batteries that electromobile battery factory sells is thereupon also very large, its quantity that returns to battery is also in continuous lifting, this is also a puzzlement concerning battery manufacturer man, process is long-term to returning in a large number the dissection and analysis of battery, find that battery is basic identical in phenomenon of the failure all the other phenomenons except assembling reason of identical area appearance, the battery bulging (thermal runaway) and the grid corrosion phenomenon that for southern area, occur are many, for northern area, occur battery low temperature time charging accept poor performance (fill not enough electricity) and discharge capacity low (distance of travelling is short).
Summary of the invention
Technical problem to be solved by this invention is just to provide a kind of high power capacity, long-life northern low temp area storage battery for electric vehicle that is specially adapted for is internalized into lead plaster, and poor performance (filling not enough electricity) and discharge capacity low (distance of travelling is short) phenomenon are accepted in the charging while reducing the battery low temperature that northern area occurs.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of low temperature resistant storage battery is internalized into lead plaster, anode diachylon and cathode lead plaster, consists of, and it is characterized in that:
In anode diachylon, each chemical composition accounts for the mass fraction of anode diachylon lead powder quality and is: dilute sulfuric acid 6.8%～8%, deionized water 10%～11%, aquadag 0.1%～0.3%, stannous oxide 0.06%～0.2%, bismuth oxide 0.03%～0.08%, polyester staple fiber 0.07%～0.11%;
In cathode lead plaster, each chemical composition accounts for the mass fraction of cathode lead plaster lead powder quality and is: dilute sulfuric acid 6.8%～8.7%, deionized water 9%～11%, barium sulfate 1.0%～1.3%, acetylene carbon black 0.2%～0.5%, sodium lignosulfonate 0.2%～0.6%, humic acid 0.20%～0.50%, polyester staple fiber 0.08%～0.12%.
Preferably, using the battery liquid proportion of this lead plaster is 1.26～1.28g/cm3.
Preferably, the active material between described anode diachylon and cathode lead plaster is than being 1:0.85～0.93.
Preferably, described anode diachylon density is 4.10～4.20g/cm3, and described cathode lead plaster density is 4.25～4.45g/cm3.
Preferably, in anode diachylon, each chemical composition accounts for the mass fraction of anode diachylon lead powder quality and is: dilute sulfuric acid 7.4%, deionized water 10.5%, aquadag 0.2%, stannous oxide 0.13%, bismuth oxide 0.05%, polyester staple fiber 0.09%;
In cathode lead plaster, each chemical composition accounts for the mass fraction of cathode lead plaster lead powder quality and is: dilute sulfuric acid 7.8%, deionized water 10%, barium sulfate 1.15%, acetylene carbon black 0.35%, sodium lignosulfonate 0.4%, humic acid 0.35%, polyester staple fiber 0.10%.
The present invention is directed to the failure condition of the general character of finding in northern high temperature area, think be applied to lead paste formula, the electrolyte density of different regions battery, the active material of both positive and negative polarity than also should be different, so by improving the methods such as lead paste formula, electrolyte density, both positive and negative polarity active material weight ratio, make the environment in the battery north preferably, improve the life-span of battery, thereby reach the object that reduces battery return of goods rate.
Embodiment
Low temperature resistant storage battery of the present invention is internalized into lead plaster and is comprised of anode diachylon and cathode lead plaster,
In anode diachylon, each chemical composition accounts for the mass fraction of anode diachylon lead powder quality and is: dilute sulfuric acid 6.8%～8%, deionized water 10%～11%, aquadag 0.1%～0.3%, stannous oxide 0.06%～0.2%, bismuth oxide 0.03%～0.08%, polyester staple fiber 0.07%～0.11%;
In cathode lead plaster, each chemical composition accounts for the mass fraction of cathode lead plaster lead powder quality and is: dilute sulfuric acid 6.8%～8.7%, deionized water 9%～11%, barium sulfate 1.0%～1.3%, acetylene carbon black 0.2%～0.5%, sodium lignosulfonate 0.2%～0.6%, humic acid 0.20%～0.50%, polyester staple fiber 0.08%～0.12%.The battery liquid proportion that uses this lead plaster is 1.26～1.28g/cm3.
Active material between described anode diachylon and cathode lead plaster is than being referred to as active material for the positive and negative dry lead plaster of 1:0.85～0.93().Described anode diachylon density is 4.10～4.20g/cm3, and described cathode lead plaster density is 4.25～4.45g/cm3.
Below in conjunction with specific embodiment, the present invention is made and being illustrated:
Embodiment 1,
In anode diachylon, each chemical composition accounts for the mass fraction of anode diachylon lead powder quality and is: dilute sulfuric acid 7.4%, deionized water 10.5%, aquadag 0.2%, stannous oxide 0.13%, bismuth oxide 0.05%, polyester staple fiber 0.09%;
In cathode lead plaster, each chemical composition accounts for the mass fraction of cathode lead plaster lead powder quality and is: dilute sulfuric acid 7.8%, deionized water 10%, barium sulfate 1.15%, acetylene carbon black 0.35%, sodium lignosulfonate 0.4%, humic acid 0.35%, polyester staple fiber 0.10%.
Electrolyte density is 1.27g/cm3.Active material between described anode diachylon and cathode lead plaster is than being 1:0.89.Described anode diachylon density is 4.15g/cm3, and described cathode lead plaster density is 4.35g/cm3.
Embodiment 2,
In anode diachylon, each chemical composition accounts for the mass fraction of anode diachylon lead powder quality and is: dilute sulfuric acid 6.8%, deionized water 10%, aquadag 0.1%, stannous oxide 0.06%, bismuth oxide 0.03%, polyester staple fiber 0.07%;
In cathode lead plaster, each chemical composition accounts for the mass fraction of cathode lead plaster lead powder quality and is: dilute sulfuric acid 6.8%, deionized water 9%, barium sulfate 1%, acetylene carbon black 0.2%, sodium lignosulfonate 0.2%, humic acid 0.2%, polyester staple fiber 0.08%.
Electrolyte density is 1.26g/cm3.Active material between described anode diachylon and cathode lead plaster is than being 1:0.85.Described anode diachylon density is 4.10g/cm3, and described cathode lead plaster density is 4.25g/cm3.
Embodiment 3,
In anode diachylon, each chemical composition accounts for the mass fraction of anode diachylon lead powder quality and is: dilute sulfuric acid 8%, deionized water 11%, aquadag 0.3%, stannous oxide 0.2%, bismuth oxide 0.08%, polyester staple fiber 0.11%;
In cathode lead plaster, each chemical composition accounts for the mass fraction of cathode lead plaster lead powder quality and is: dilute sulfuric acid 8.7%, deionized water 11%, barium sulfate 1.3%, acetylene carbon black 0.5%, sodium lignosulfonate 0.6%, humic acid 0.5%, polyester staple fiber 0.12%.
Electrolyte density is 1.28g/cm3.Active material between described anode diachylon and cathode lead plaster is than being 1:0.93.Described anode diachylon density is 4.20g/cm3, and described cathode lead plaster density is 4.45g/cm3.
In anode diachylon chemical constituent of the present invention: stannous oxide, bismuth oxide, aquadag and polyester staple fiber are anode additive, wherein add stannous oxide, when with cream, reaction generates stannous sulfate, make anodal distribution of particles more even, conductivity is better, makes pole plate be easy to the useful life of charging and improving storage battery; Add bismuth oxide can reduce positive grid and potential difference just alive, reduce interface internal resistance.
In cathode lead plaster chemical constituent of the present invention: barium sulfate, acetylene carbon black, sodium lignosulfonate, humic acid and polyester staple fiber are cathode additive agent, wherein adding barium sulfate is mainly the center of nucleation that provides for the product sulfur lead plumbate when electric discharge, play nucleation, and to negative plate plate " contraction " with " passivation " play good inhibitory action.Adding sodium lignosulfonate is mainly that to improve low temperature performance, add humic acid be mainly to improve low temperature charge acceptance and suppress negative plate plate " contractions " with " passivation " act on.
For the feature of northern low temp area, pass through the adjustment of the ratio of raising barium sulfate, humic acid and sodium lignosulfonate, to reaching, suppress negative plate plate " contraction " with " passivation ", thereby reach the low temperature charge acceptance and the low temperature discharge capacity that improve battery, the object of raising capacity and raising battery life.
In addition, the technological parameter of key of the present invention has carried out the special optimization of following several respects:
(1) adjust electrolyte density:
Electrolyte density is adjusted into 1.26～1.28g/cm3 by 1.25 original～1.27g/cm3, by improving electrolyte density, can improve the capacity of battery, because slow to grid corrosion speed at low temp area electrolyte, so the regional electrolyte that northern temperature is low also can reduce the corrosion rate of grid, reduce internal resistance, thereby when improving capacity, also extended the useful life of battery.
(2) adjust the active material ratio of positive/negative plate:
Positive and negative green plate active material is than being adjusted into 1:0.85～0.93 by original 1:0.81～0.88.It is mainly the active matter quality that has improved negative green plate, because of negative electrode active material quality major effect is low temperature charging ability, low temperature discharge capacity and large electric current starting performance, and it is on the low side in northern area temperature, the northerly low temp area of utilance of its active material also decreases, the low temperature discharge capacity that mainly improves the low temperature charge acceptance of battery and improve battery by increasing its object of active matter quality of negative green plate, thus reach the object that improves battery cycle life.
(3) reduce the density of positive and negative lead plaster
The positive paste density 4.15 original～4.30g/cm3 that serves as reasons is adjusted into 4.10～4.20g/cm3.Negative paste density is adjusted into 4.25～4.45g/cm3 by 4.4 original～4.60g/cm3.Thereby the porosity that increases active material by reducing the density of lead plaster has improved the amount that adds electrolyte, make battery in cyclic process, due to electrolysis lotion abundance, improve the cycle life of battery.
Provided by the invention to made battery after the adjustment of the technological parameters such as active material weight ratio of the adjustment of above lead paste formula and electrolyte density, positive and negative paste density, positive/negative plate by adopting, the lower temperature resistance of its battery strengthens (low temperature charge acceptance and low temperature discharge capacity increase), the internal resistance of battery reduces, greatly reduce the polar plate sulfation problem that battery causes because filling for a long time not enough electricity, storage battery has very high initial capacity and cycle life, is particularly suitable for northern low temp area and uses.
Claims (3)
1. low temperature resistant storage battery is internalized into a lead plaster, anode diachylon and cathode lead plaster, consists of, and it is characterized in that:
In anode diachylon, each chemical composition accounts for the mass fraction of anode diachylon lead powder quality and is: dilute sulfuric acid 6.8%～8%, deionized water 10%～11%, aquadag 0.1%～0.3%, stannous oxide 0.06%～0.2%, bismuth oxide 0.03%～0.08%, polyester staple fiber 0.07%～0.11%;
In cathode lead plaster, each chemical composition accounts for the mass fraction of cathode lead plaster lead powder quality and is: dilute sulfuric acid 6.8%～8.7%, deionized water 9%～11%, barium sulfate 1.0%～1.3%, acetylene carbon black 0.2%～0.5%, sodium lignosulfonate 0.2%～0.6%, humic acid 0.20%～0.50%, polyester staple fiber 0.08%～0.12%;
The battery liquid proportion that uses this lead plaster is 1.26～1.28g/cm3; Active material between described anode diachylon and cathode lead plaster is than being 1:0.85～0.93.
2. lead plaster according to claim 1, is characterized in that: described anode diachylon density is 4.10～4.20g/cm3, and described cathode lead plaster density is 4.25～4.45g/cm3.
3. lead plaster according to claim 1, is characterized in that:
In anode diachylon, each chemical composition accounts for the mass fraction of anode diachylon lead powder quality and is: dilute sulfuric acid 7.4%, deionized water 10.5%, aquadag 0.2%, stannous oxide 0.13%, bismuth oxide 0.05%, polyester staple fiber 0.09%;
In cathode lead plaster, each chemical composition accounts for the mass fraction of cathode lead plaster lead powder quality and is: dilute sulfuric acid 7.8%, deionized water 10%, barium sulfate 1.15%, acetylene carbon black 0.35%, sodium lignosulfonate 0.4%, humic acid 0.35%, polyester staple fiber 0.10%.
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| CN201210551944.9A CN103035923B (en) | 2012-12-18 | 2012-12-18 | Low-temperature-resistant storage battery internally formed lead plaster |
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| CN201210551944.9A CN103035923B (en) | 2012-12-18 | 2012-12-18 | Low-temperature-resistant storage battery internally formed lead plaster |
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| CN103035923B true CN103035923B (en) | 2014-10-22 |
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| CN103280582B (en) * | 2013-05-03 | 2016-01-27 | 武汉长光电源有限公司 | Analysing valve control type lead-acid accumulator battery |
| CN103633320B (en) * | 2013-11-18 | 2016-01-13 | 河南超威电源有限公司 | Be internalized into accumulator anode diachylon composition |
| CN103700847A (en) * | 2013-11-30 | 2014-04-02 | 安徽轰达电源有限公司 | Formula of polar plate lead plaster with high energy storage capacity, long service life and low temperature resistance |
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| CN104377358B (en) * | 2014-10-15 | 2017-02-15 | 超威电源有限公司 | Deep-cycle-resistant lead-acid storage battery cathode lead paste formula and preparation process thereof |
| CN106711451A (en) * | 2015-08-12 | 2017-05-24 | 广隆光电科技股份有限公司 | Negative lead plaster and negative plate of lead-carbon battery and lead-carbon battery |
| CN109565040B (en) * | 2016-08-05 | 2022-03-01 | 株式会社杰士汤浅国际 | Lead-acid battery |
| CN106252746B (en) * | 2016-08-25 | 2019-05-10 | 浙江天地之光电池制造有限公司 | A kind of lead crystal accumulator |
| CN106129369B (en) * | 2016-08-25 | 2019-02-05 | 浙江天地之光电池制造有限公司 | A kind of preparation method of lead crystal accumulator |
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| CN109301175A (en) * | 2018-01-09 | 2019-02-01 | 骆驼集团襄阳蓄电池有限公司 | A kind of low temperature resistant high magnification AGM start and stop battery cathode lead plaster and preparation process |
| CN109888410B (en) * | 2018-05-25 | 2021-10-29 | 山东超威电源有限公司 | Acid-adding charging manufacturing process for improving low-temperature performance of lead-acid storage battery |
| CN112349976A (en) * | 2020-09-29 | 2021-02-09 | 双登集团股份有限公司 | Method and process for improving low-temperature starting performance of start-stop battery |
| CN112436143B (en) * | 2020-11-06 | 2021-10-29 | 风帆有限责任公司 | Preparation method of negative electrode lead paste and negative electrode plate of lead-acid storage battery |
| CN112909243A (en) * | 2021-03-30 | 2021-06-04 | 天能电池集团股份有限公司 | Positive lead paste and positive plate of lead storage battery and lead storage battery |
| CN114335453A (en) * | 2021-11-22 | 2022-04-12 | 安徽理士电源技术有限公司 | Lead-acid storage battery positive electrode lead paste and preparation method thereof |
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| CN100555715C (en) * | 2007-09-28 | 2009-10-28 | 深圳市今星光实业有限公司 | A kind of lead-acid accumulator anode diachylon |
| CN102024946B (en) * | 2010-06-30 | 2013-03-27 | 南京双登科技发展研究院有限公司 | Active material of super lead storage battery plate |
| CN102354751B (en) * | 2011-08-24 | 2014-04-09 | 天能电池集团（安徽）有限公司 | Formula and preparation method of high energy storage lead-acid battery lead paste |
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